Geum

Herbs, perennial, subscapose or leafy-stemmed, 1–12 dm, glabrous or hairy; from stout caudices or rhizomatous, fibrous-rooted. Stems 1–5, erect, simple. Leaves winter-persistent (basal), basal and cauline, simple, 3-foliolate, lyrate-pinnate, or odd-pinnate (commonly with smaller leaflets intermixed with larger ones); stipules often conspicuous, ± free or adnate to petiole or blade, linear, lanceolate, or ovate, margins entire, toothed, or lobed; petiole present, sometimes absent on cauline leaves; blade oblanceolate, obovate, elliptic, ovate, or orbiculate, herbaceous, major leaflets 1–26, rhombic, elliptic, oblong, obovate, oblanceolate, orbiculate, reniform, or cordate, margins flat, 2–7-lobed and/or laciniate, serrate, dentate, or crenate, venation pinnate or palmate. Inflorescences terminal, 1–18-flowered, cymes, open; bracts present as reduced cauline leaves; bracteoles present or absent. Pedicels present. Flowers 4–46 mm diam.; epicalyx bractlets, if present, 5 (10 in G. glaciale); hypanthium saucer-shaped to cup-shaped, 2–6 mm; sepals 5(–10 in G. glaciale), erect to erect-spreading, reflexed or not, deltate, deltate-ovate, or deltate-lanceolate; petals 5(–9 in G. glaciale), white to yellow, sometimes suffused with pink or purple, or purple-veined, obovate, orbiculate, ovate, obcordate, obdeltate, spatulate, suborbiculate, elliptic, or oblong; stamens [10–]25–120, shorter than petals; torus hemispheric to cylindric; carpels (2–)20–250(–450), styles entire or geniculate-jointed, distal portions then deciduous; ovule 1. Fruits aggregated achenes, (2–)20–250(–450), ovoid to fusiform, tapered apically into style, 2–4.5 mm; hypanthium persistent; sepals persistent, erect, spreading, recurved, or reflexed; styles persistent, becoming accrescent, hooked and elongating to 10 mm, or not hooked and elongating to 70 mm. x = 7.

3-6 hours of sun per day, with protection from intense mid-day sun

Water moderately, allowing the top 3cm to dry out between watering.

Geum

Geum

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